So today I assembled everything I have for a test-fit. It took us about half an hour in the driveway to put it all together. First views from the side, aft, and forward:
You can also see the missing bronze fitting that’s supposed to go on my boom, plus a bunch of cleats. At the bottom is my 3:1 centerboard lifting line, using a 29mm double block and a sheave with becket in the board.